[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 76.313355][ T26] audit: type=1800 audit(1561027150.512:33): pid=9624 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 76.338096][ T26] audit: type=1800 audit(1561027150.512:34): pid=9624 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 79.446857][ T26] audit: type=1400 audit(1561027153.652:35): avc: denied { map } for pid=9803 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.10.63' (ECDSA) to the list of known hosts. executing program [ 86.045175][ T26] audit: type=1400 audit(1561027160.252:36): avc: denied { map } for pid=9815 comm="syz-executor567" path="/root/syz-executor567554728" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 86.154536][ C0] WARNING: CPU: 0 PID: 9817 at kernel/events/core.c:1835 perf_group_attach+0x3fd/0x4d0 [ 86.164334][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 86.170963][ C0] CPU: 0 PID: 9817 Comm: syz-executor567 Not tainted 5.2.0-rc5+ #31 [ 86.178943][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.189019][ C0] Call Trace: [ 86.192372][ C0] [ 86.195253][ C0] dump_stack+0x172/0x1f0 [ 86.199780][ C0] ? perf_group_attach+0x370/0x4d0 [ 86.205033][ C0] panic+0x2cb/0x744 [ 86.208946][ C0] ? __warn_printk+0xf3/0xf3 [ 86.213653][ C0] ? perf_group_attach+0x3fd/0x4d0 [ 86.218776][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.225065][ C0] ? __warn.cold+0x5/0x4d [ 86.229444][ C0] ? __warn+0xe8/0x1d0 [ 86.233525][ C0] ? perf_group_attach+0x3fd/0x4d0 [ 86.238661][ C0] __warn.cold+0x20/0x4d [ 86.243013][ C0] ? perf_group_attach+0x3fd/0x4d0 [ 86.248154][ C0] report_bug+0x263/0x2b0 [ 86.252526][ C0] do_error_trap+0x11b/0x200 [ 86.257153][ C0] do_invalid_op+0x37/0x50 [ 86.261578][ C0] ? perf_group_attach+0x3fd/0x4d0 [ 86.266713][ C0] invalid_op+0x14/0x20 [ 86.270989][ C0] RIP: 0010:perf_group_attach+0x3fd/0x4d0 [ 86.276814][ C0] Code: ff 48 8d 7b 10 48 89 f8 48 c1 e8 03 42 80 3c 28 00 75 57 48 8b 5b 10 48 83 eb 10 49 39 dc 75 d4 e9 20 ff ff ff e8 a3 39 eb ff <0f> 0b e9 55 fd ff ff 48 c7 c7 f4 c3 80 89 e8 00 e6 23 00 e9 5b fc [ 86.296443][ C0] RSP: 0018:ffff8880ae809ea8 EFLAGS: 00010006 [ 86.302629][ C0] RAX: ffff88808429e200 RBX: ffff8880971c7740 RCX: ffffffff81858468 [ 86.310646][ C0] RDX: 0000000000010000 RSI: ffffffff8185878d RDI: ffff8880971c7958 [ 86.318633][ C0] RBP: ffff8880ae809ed8 R08: ffff88808429e200 R09: ffffed1015d013cb [ 86.326794][ C0] R10: ffffed1015d013ca R11: 0000000000000003 R12: ffff8880923df1c0 [ 86.334860][ C0] R13: ffffe8ffffc17208 R14: 0000000000000000 R15: ffff8880ae83a5c8 [ 86.346532][ C0] ? perf_group_attach+0xd8/0x4d0 [ 86.351587][ C0] ? perf_group_attach+0x3fd/0x4d0 [ 86.356724][ C0] ? perf_group_attach+0x3fd/0x4d0 [ 86.361855][ C0] __perf_install_in_context+0x4b5/0x960 [ 86.367518][ C0] ? kvm_clock_read+0x18/0x30 [ 86.372212][ C0] ? __perf_event_enable+0x910/0x910 [ 86.377688][ C0] remote_function+0x129/0x1a0 [ 86.382491][ C0] ? debug_smp_processor_id+0x3c/0x280 [ 86.392594][ C0] flush_smp_call_function_queue+0x147/0x4f0 [ 86.398837][ C0] ? perf_duration_warn+0x40/0x40 [ 86.403974][ C0] generic_smp_call_function_single_interrupt+0x13/0x2b [ 86.410971][ C0] smp_call_function_single_interrupt+0x9d/0x450 [ 86.417504][ C0] call_function_single_interrupt+0xf/0x20 [ 86.423371][ C0] [ 86.426511][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 86.432602][ C0] Code: 89 25 34 5e f5 08 41 bc f4 ff ff ff e8 bd 05 ea ff 48 c7 05 1e 5e f5 08 00 00 00 00 e9 a4 e9 ff ff 90 90 90 90 90 90 90 90 90 <55> 48 89 e5 48 8b 75 08 65 48 8b 04 25 c0 fd 01 00 65 8b 15 40 3c [ 86.452218][ C0] RSP: 0018:ffff888090c57ae0 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff04 [ 86.460645][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81650acd [ 86.468626][ C0] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000005 [ 86.476789][ C0] RBP: ffff888090c57af8 R08: ffff88808429e200 R09: ffffed101218af49 [ 86.484774][ C0] R10: ffffed101218af48 R11: 0000000000000003 R12: ffff888091d04c40 [ 86.492763][ C0] R13: dffffc0000000000 R14: 0000000000000001 R15: ffffc90000c72ac0 [ 86.500866][ C0] ? drop_futex_key_refs.isra.0+0x5d/0xf0 [ 86.506617][ C0] ? drop_futex_key_refs.isra.0+0x6f/0xf0 [ 86.512352][ C0] futex_wake+0x174/0x4d0 [ 86.516692][ C0] ? get_futex_key+0x1660/0x1660 [ 86.521742][ C0] ? mark_held_locks+0xf0/0xf0 [ 86.526519][ C0] ? __do_sys_perf_event_open+0x19f6/0x24d0 [ 86.532472][ C0] ? __fd_install+0x1bc/0x640 [ 86.537198][ C0] do_futex+0x358/0x1d90 [ 86.541467][ C0] ? mutex_trylock+0x1e0/0x1e0 [ 86.546250][ C0] ? lock_downgrade+0x880/0x880 [ 86.551212][ C0] ? exit_robust_list+0x2c0/0x2c0 [ 86.556340][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 86.562690][ C0] ? __fd_install+0x200/0x640 [ 86.567446][ C0] ? fd_install+0x4d/0x60 [ 86.571784][ C0] ? __do_sys_perf_event_open+0x4e5/0x24d0 [ 86.577609][ C0] ? perf_event_set_output+0x4e0/0x4e0 [ 86.583694][ C0] __x64_sys_futex+0x3f7/0x590 [ 86.588485][ C0] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 86.594749][ C0] ? do_futex+0x1d90/0x1d90 [ 86.599881][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 86.605448][ C0] ? do_syscall_64+0x26/0x680 [ 86.610149][ C0] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.616660][ C0] ? do_syscall_64+0x26/0x680 [ 86.621358][ C0] ? lockdep_hardirqs_on+0x418/0x5d0 [ 86.626661][ C0] ? trace_hardirqs_on+0x67/0x220 [ 86.631805][ C0] do_syscall_64+0xfd/0x680 [ 86.636349][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.642342][ C0] RIP: 0033:0x447b19 [ 86.646275][ C0] Code: e8 dc bd 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb 11 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.666084][ C0] RSP: 002b:00007fae145efcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 86.674529][ C0] RAX: ffffffffffffffda RBX: 00000000006ddc38 RCX: 0000000000447b19 [ 86.682603][ C0] RDX: 0000000000447b19 RSI: 0000000000000081 RDI: 00000000006ddc3c [ 86.690592][ C0] RBP: 00000000006ddc30 R08: 0000000000000000 R09: 0000000000000000 [ 86.698777][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ddc3c [ 86.706843][ C0] R13: 00007ffdb82eef9f R14: 00007fae145f09c0 R15: 20c49ba5e353f7cf [ 86.716748][ C0] Kernel Offset: disabled [ 86.721150][ C0] Rebooting in 86400 seconds..